Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 23, 2010
Patent Application Number
11255086
Date Filed
October 20, 2005
Patent Primary Examiner
Patent abstract
An uninhibited electrical insulating oil is prepared by blending a severely hydrotreated naphthenic distillate base oil having a viscosity of from about 50 to about 80 SSU at 38° C. and an aniline point from about 63° to about 84° C. with a solvent extracted, non-hydrogenated paraffinic distillate having at least 9.0 wt. % aromatic content.
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